7923080

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^2\times {\mathrm{1637}}^1$

素因数の和:1670

約数の個数: 48

約数和(自身を含む): 19606860

約数和(自身を除く): 11683780

約数列:

[1, 2, 4, 5, 8, 10, 11, 20, 22, 40, 44, 55, 88, 110, 121, 220, 242, 440, 484, 605, 968, 1210, 1637, 2420, 3274, 4840, 6548, 8185, 13096, 16370, 18007, 32740, 36014, 65480, 72028, 90035, 144056, 180070, 198077, 360140, 396154, 720280, 792308, 990385, 1584616, 1980770, 3961540, 7923080]

約数ペア:

[(1, 7923080), (2, 3961540), (4, 1980770), (5, 1584616), (8, 990385), (10, 792308), (11, 720280), (20, 396154), (22, 360140), (40, 198077), (44, 180070), (55, 144056), (88, 90035), (110, 72028), (121, 65480), (220, 36014), (242, 32740), (440, 18007), (484, 16370), (605, 13096), (968, 8185), (1210, 6548), (1637, 4840), (2420, 3274)]